Date: Sun, 21 Oct 2007 07:11:17 +0200 From: Zoran Kolic <zkolic@sbb.co.yu> To: Kevin Oberman <oberman@es.net> Cc: freebsd-mobile@freebsd.org Subject: Re: Powerd not working with C2D CPUs ? Message-ID: <20071021051117.GA907@mycenae.net> In-Reply-To: <20071020232936.0B19045010@ptavv.es.net> References: <20071020133944.GB826@faust.net> <20071020232936.0B19045010@ptavv.es.net>
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> > > dev.cpu.0.freq_levels: 2001/32000 2000/31000 1750/27125 1600/22000
> > > 1400/19250 1200/13000 1050/11375 900/9750 800/10000 700/8750 600/7500
> > > 500/6250 400/5000 300/3750
> > > dev.cpufreq.0.%driver: cpufreq
>
> Nope. cpufreq still must be added or loaded. Some laptops (including my
> T43 with updated BIOS) seem to show this and powerd works on them
> without powerd. If I load powerd, I lose all of the energy values and
> ACPI thinks that the top CPU speed is 1500, not 2000. In other words,
> loading cpufreq breaks power management.
Maybe those lines in rc.conf culd help:
performance_cx_lowest="LOW"
economy_cx_lowest="LOW"
My old celeron M of 1400 works happily at 174 and never gets
over 30 C. Cpufreq in kernel and powerd loaded. 6.2.
Zoran
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